CN100529421C - Device and method for fixing an impeller to a shaft - Google Patents
Device and method for fixing an impeller to a shaft Download PDFInfo
- Publication number
- CN100529421C CN100529421C CNB2005800328316A CN200580032831A CN100529421C CN 100529421 C CN100529421 C CN 100529421C CN B2005800328316 A CNB2005800328316 A CN B2005800328316A CN 200580032831 A CN200580032831 A CN 200580032831A CN 100529421 C CN100529421 C CN 100529421C
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- fan wheel
- axle
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 229920003023 plastic Polymers 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000005755 formation reaction Methods 0.000 claims 3
- 230000033001 locomotion Effects 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/263—Rotors specially for elastic fluids mounting fan or blower rotors on shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
- F04D29/329—Details of the hub
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a device and a method for fixing an impeller, especially a blower impeller (30), to a shaft, especially a drive shaft of an electric motor. Said device comprises a driving element (10) that can be applied to the shaft in a rotationally fixed manner in order to transfer a rotational movement of the shaft to the impeller (30). The driving element (10) comprises a plurality of essentially axially embodied holding elements (18,24) projecting from the driving element, said holding elements at least partially penetrating a hub part (32) of the impeller (30). According to the invention, the holding elements (18,24) of the driving element (10) engage behind the hub part (32) by deformation.
Description
Technical field
The present invention relates to be used to make fan wheel to be fixed on device on the axle.The invention still further relates to and be used to make fan wheel to be fixed on method on the axle.
Background technique
By the known many methods of prior art, by they can make fan wheel be fixed on axle go up, especially on the motor shaft.The axle sleeve of for example pouring into a mould in fan wheel is used for this, and axle sleeve is pressed on the metallic sheath that axle goes up or be pressed in individually on the axle and is used for this, and wherein fan wheel is by spring or be bolted on this metallic sheath.
The fan wheel that is made of plastics mostly in the known devices of prior art is placed on live axle, for example motor shaft by the form fit binding by clip.The corresponding profile corresponding with clip is positioned to be wanted to realize synchronous effect thus on the sense of rotation of live axle on driven fan wheel.For example realize the axial restraint of annex on live axle by the spring that is clamped between the groove on annex and the live axle.
When using smooth live axle, realize the axial restraint of fan wheel on clip by screwing on fan wheel at present.Therefore but be threaded and be time taking and be very expensive on processing technology.This in addition being threaded requires bothersome yoke configurations.
Most of known and nearly all solutions of using in practice that are used to fan wheel is fixed on the axle comprise two separated structure members, for example clip and bolt or clip and spring or spool on screw thread and for example employed wheel hub of the axle sleeve on the fan wheel.
A structure member in known devices in two structure members be mainly used in make fan wheel with respect to the drive unit location and with the transmission of torque of live axle on fan wheel.Another second structure member is mainly used in this device fan wheel is axially fixed on the clip parts.
A ventilator has been described in DE 92 05 097, it has a spring members in the axial direction in order to make fan wheel be fixed on the clip and be fixed on thus on the axle, it has five hook arm, they block thoroughly the fan wheel wheel hub and with the part acting in conjunction of clip.A plurality of elastic arms that utilize of this form make annex be fixed on the bothersome check that the demanding assembling of elastic member on the live axle clip comprises correct rigging position.
By the known a kind of ventilator of DE 196 35 179 A1, its fan wheel is connected by the antitorque commentaries on classics of clip parts and live axle ground.The clip parts that are connected in the antitorque commentaries on classics of this and live axle have radially stop surface of at least one axial stop face and, fan wheel by at least one axially and radially stop surface lean on the stop surface of clip parts.For fixing fan wheel with DE 196 35 179 A1 is screwed on the clip parts.
Become known for making annex and essentially smooth live axle stationary device by DE 100 13 609 A1, one of them antitorque clip that is positioned on the live axle passes annex and a spring members and is bearing on the one hand to be bearing on the other hand on the clip on the annex and therefore annex is axially fixed on the axle with changeing.
Summary of the invention
Be used to make fan wheel to be fixed on device on the axle according to of the present invention, has clip, be placed on the axle to its antitorque commentaries on classics, be used to make rotatablely moving of axle to be delivered to fan wheel, wherein this clip have a plurality of that constitute substantially in the axial direction, from the outstanding fixed component of clip, they pass the hub portion of fan wheel at least in part, it is characterized in that the fixed component of described clip blocks hub portion and fan wheel is pressed on the clip by the plastic deformation that makes progress in basic footpath is counter after passing hub portion.
Be used to make fan wheel to be fixed on method on the axle according to of the present invention, wherein can be antitorque be placed in the perforate that clip on the axle passes by that constitute substantially in the axial direction, outstanding fixed component intercept in the hub portion of fan wheel guides with changeing, make clip pass hub portion at least in part thus, it is characterized in that, the fixed component of described clip is distortion substantially diametrically after passing hub portion, makes thus that clip is counter to be blocked the surface that deviates from clip of hub portion and fan wheel is clamped or is pressed on the clip.
Be used to make fan wheel to be fixed on device on the axle or the advantage of method is that they can assemble fan wheel or fan wheel quickly and easily, also guarantee fan wheel is fixed on the live axle reliably according to of the present invention.Especially have advantage according to device of the present invention, promptly upward only need to use unique structure member in order to make the fan wheel location and to be fixed on axle.This structure member can be made with simple single-piece work as clip, and it can utilize the existing processes technology in an advantageous manner.
Passing the hub portion of the fan wheel that will be assembled according to the antitorque clip that is placed on the axle of device that is used for fan wheel is fixed on the axle of the present invention with many fixed components with that constitute substantially in the axial direction, outstanding intercept with changeing.The outstanding intercept of described clip is out of shape later on passing hub portion, and these intercepts are counter to be blocked hub portion and therefore make fan wheel be fixed on the clip and be fixed on the axle thus.Can make the clip form fit enclose card and fan attachment wheel in this way with connecting.For example can make the fan wind impeller settle and be fixed on reliably on the live axle of motor thus.
Make described clip have the widening of plate shape of its diameter in an advantageous manner, constitute the outstanding intercept of fixed component thereon.Owing to improve the transmission of torque of clip on the fan wheel by widening the radial distance of central axis that has increased outstanding intercept and axle.Can improve the stability of fan wheel in addition in this way.
Substantially in the axial direction the outstanding clip intercept that constitutes is arranged on the circumference of clip in an advantageous manner and especially is arranged on the circumference that the plate shape of clip widens.Especially advantageously, fixed component is evenly distributed on the circumference of clip.In order to guarantee advantageously on clip, to constitute three fixed components altogether with respect to all six-freedom degrees of fan wheel are fixing equably.They can be evenly distributed on the circumference of clip.In order for example to simplify fan wheel, fan wheel is compressed on the clip by simple compacting pincers, but recommends to have four fixed components of corresponding outstanding axial intercept for advantageous embodiments on the axle or the assembling on the clip at this.
The intercept that constitute in the axial direction, outstanding that makes the clip fixed component in an advantageous manner constitutes with the form of compacting connecting plate with hook shaped ends.The quantity of determining connecting plate by the reliable location and the fixing necessity of fan wheel with and shape.At this two compacting connecting plates are provided with on mutual mirror image ground respectively.When using altogether four fixed components, advantageously, make two same settings of mirror image ground mutually of group in pairs of fixed component.Can after being placed on fan wheel on the clip, all four fixed components be out of shape in the once motion of for example two jaw compression tools in this configuration.
Described clip preferably is made of metal and is drawn out by steel plate in an ideal way.The clip of this metal can be realized fixing reliably between the motor driving shaft of fan wheel that is made of plastics mostly and for example metal.But can use other material and processing method equally for clip according to device of the present invention.Therefore for example can advantageously only make the wheel hub of clip make and make this wheel hub to surround, for example enclose casting by metallic material with the plastics clip.
Have inclined-plane at it in the face of on the following seamed edge of hub portion in order to improve the fixed component or the compacting connecting plate that fixedly make clip, they make the clip wedging when fixed component is out of shape on the wheel hub of fan wheel.Fixed component by making distortion reliably clamps the hub portion of fan wheel by the inclined-plane that constitutes thereon, makes this structure of fixed component improve the drive fit of fan wheel on the axle clip.Also can select or additionally recommend, also, the connecting plate of the axial intercept of clip be moved on this position when rotated on the fan wheel, promptly for example on the inclined-plane that especially is shaped on as upper/lower positions on the wheel hub in fan wheel on the fan wheel.These inclined-planes make clip additionally wedging on fan wheel.
Make in an advantageous manner according to the fan wheel that for example constitutes by the ventilator fan wheel of apparatus of the present invention its wheel hub have a plurality of, especially at least three, preferably be positioned at a fracture or a perforate on the part circle, pass the axial direction part of their guiding clips when assembling ventilator for example.The inclined-plane that constitutes on fan wheel is positioned at this incision position in an advantageous manner at this.
With the fracture in the saturating cartoon blower fan wheel of its outstanding intercept wheel hub, so clip passes the hub portion of ventilator fan wheel at least in part at the fixed component that is assemblied in the ventilator fan wheel on the axle, constitutes on clip especially on the motor driving shaft time.Stretch out the then distortion of intercept of fixed component of the clip of fan wheel, ventilator is clamped on the clip.
Realize the ventilator assembling before or after can being chosen in assembled shaft and clip.Therefore can at first make fan wheel and clip suppress mutually and then be pressed on the desired axle according to assembling scheme as construction package.Can selectively at first clip be pressed on axle separately goes up and then is compressed on the ventilation wheel in described mode.The hook shaped ends of the outstanding intercept of the fixed component of this clip or outer side surface that connecting plate not only points to fan wheel diametrically and also towards inner, on the live axle direction, pointing to.
Content of the present invention is the device that mainly has clip, and this clip can be pressed on that axle is gone up and it obtains one or more deformable and outstanding intercepts in forming process, and they are as fixed component.The fan wheel of fan wheel, for example ventilator is placed on this clip when assembling.Be passed in perforate or fracture in the fan wheel hub portion at the outstanding intercept of the fixed component of this clip.These intercept distortion make ventilator be clamped on the clip then.For fan wheel can be advised by simple crush inhury compacting, on clip, constitute four, especially connecting plate shape and outstanding intercept.Mirror image ground is directly opposed in an advantageous manner in these four connecting plates per two.Two same settings of mirror image ground mutually of group in pairs of the fixed component that obtains thus.By for example two jaw compression tools are after being placed on fan wheel on the clip, all four connecting plates that can make fixed component are by unique motion deformation.
Have at corresponding clip on the position of outstanding intercept of fixed component, in fan wheel and especially, in the hub portion of this fan wheel, have fracture.It is outstanding that the axially outstanding intercept that the connecting plate shape of clip constitutes after fan wheel being placed on the clip passes these fractures.Make the axial end portion distortion of the hook-type formation that deviates from clip of the outstanding intercept of fixed component then, make fan wheel between this plate shape that is clamped in these hooks and clip diameter is widened.
Realize so in an advantageous manner according to yoke configurations of the present invention or by the method that is used to fan wheel, especially fan wheel are fixed on the axle that this clip is realized, promptly only use a structure member in order to locate with the fan attachment wheel.This structure member can be made by simple part processing, therefore can utilize the existing processes technology in an advantageous manner.
Provide according to method of the present invention and according to other advantage of device of the present invention from the description of the advantageous embodiment of following accompanying drawing and subordinate.
Description of drawings
Shown in the drawingsly be used to make fan wheel to be fixed on an embodiment of the device on the axle, explain in detail during it will be described below according to of the present invention.Accompanying drawing, its description comprise the number of characteristics combination.The technician can one by one consider these features and form other significant combination, so they are regarded as disclosed content equally.In the accompanying drawing:
Fig. 1 illustrates embodiment according to the clip of the device that is used for fixing fan wheel of the present invention with stereogram,
Fig. 2 illustrates the sectional view according to the clip of Fig. 1,
Fig. 3 illustrates detailed drawing according to the ventilator fan wheel wheel hub position of device of the present invention with schematic representation,
Fig. 4 illustrates cross section according to the ventilator fan wheel wheel hub position of Fig. 3 with detailed drawing,
Fig. 5 illustrates the detailed drawing of fan wheel when the axial intercept of fixed component also is not out of shape that is placed on the clip with stereogram.
Embodiment
Fig. 1 illustrates according to of the present invention and is used to make fan wheel to be fixed on the possible form of implementation of the clip 10 on the axle.Preferably the clip that constitutes of one 10 is stretched out by steel plate, but also can be by other metal or nonmetallic material, make as plastics.Clip will be made by Shooting Technique in an advantageous manner in this case.
Described clip 10 heart position therein has the wheel hub 12 of substantially cylindrical, and it has the through hole 14 that is used to hold axle.This clip 10 is fixing by wheel hub 12, for example compress or hot pressing is sleeved on that axle is gone up, on the live axle of for example motor.In according to the selected embodiment of device of the present invention, replace through hole 14 that clip is had being used to hold the blind hole of axle in wheel hub.
Widen 16 according to the embodiment's of Fig. 1 clip 10 what it had a plate shape on axial end portion corresponding to the underpart in Fig. 1, it and wheel hub 12 constitute integratedly.Widen forming variable shape on 16 and widen the fixed component 18 of 16 intercept form axially protruding in plate shape substantially plate shape.These fixed components have in the axial direction extend, substantially parallel contact pin 20 and the hook shaped ends 22 of on clip 10 circumferencial directions, extending.Deformable in the embodiment in figure 1 fixed component 18 constitutes with the form of compacting connecting plate 24 in an advantageous manner.
According to Fig. 1 have four fixed components 18 or compacting connecting plate 24 according to clip 10 described in the embodiment of device of the present invention, they are evenly distributed in plate shape and widen on 16 the circumference.Be provided with on mutual mirror image ground respectively at these two parts, make two groups itself that obtain by this way still have the structure of mirror image thus.But also can change the quantity and the shape of fixed component 18 in another embodiment.In this selected shape and quantity in an advantageous manner, make that fan wheel can be reliably and locate apace and be fixed on the clip.For make for example can be the motor cooling fan fan wheel with the compacting of simple crush inhury advantageously, on clip 10, constitute fixed component 18 four connecting plate shapes, outstanding.After being placed on fan wheel on the clip, can make all four connecting plates according to the embodiment of Fig. 1 by two jaw compression tools for example by the unique tool motion deformation.Obtain very simple in this way but be used to make fan wheel to be fixed on method on the axle reliably.
Fig. 2 illustrates the clip 10 according to device of the present invention according to Fig. 1 with the sectional view of simplifying.The hook shaped ends 22 of fixed component 18 is widened in the face of plate shape on 16 the bottom surface at it and is had inclined-plane 26 respectively, and they widen the height that hook shaped ends 22 increases on the surface 17 along with the increase with axial tab 20 distances is formed in plate shape.The trend of axis 15 expression axles can be placed clip 10 on axle.
Fig. 3 illustrates for example fan wheel 30 of motor cooling fan with diagrammatic top view as possible fan wheel example.But can realize other form and the embodiment of fan wheel equally.Fan wheel 30 has the fan hub 32 of basic bell shape, the ventilator flabellum 34 that is shaped a plurality of and schematically illustrates thereon in heart position therein in according to the embodiment of Fig. 3.Fan hub 32 and ventilator flabellum 34 are constituted integratedly.Fan hub 32 heart therein has perforate 36, and the wheel hub 12 of clip 10 passes this hole guiding when being fixed on fan wheel 30 on the axle.
In addition fan hub 32 have a plurality of, in according to the embodiment of Fig. 3 four slotted holes 38 that extend in a circumferential direction.Be extended with inclined-plane 40 with one heart with these slotted holes 38, they are at the material thickness that has increase on the central direction of center hole 36, as in Fig. 4 by means of along shown in the sectional view that cuts off line A-A of Fig. 3.These inclined-planes also can be up to the perforate 36 at fan hub 32 centers in alternate embodiments.
When being fixed on fan wheel on the axle, make wheel 30 be inserted into or be placed on the clip 10 by its wheel hub 32.Widen 16 outstanding fixed components 18 from plate shape at this and be passed in the slotted hole 38 that constitutes fan wheel 30 wheel hubs 32, the interior table side of fan hub 32 is leaned on plate shape is widened 16 surface 17.Fig. 5 illustrates the view of the fan wheel 30 that is placed on the clip 10, and it only provides the position of the fan hub 32 with many stays that mechanically improve fan wheel intensity.The wheel hub 12 of clip 10 passes the center hole 36 of fan hub 32.The hook shaped ends 22 of fixed component 18 is stretched from the fracture 38 of fan hub 32 around wheel hub 12.The length of axial tab 20 (see figure 2)s of clip 10 in according to device of the present invention, make it correspond essentially to the material thickness of bell shape fan hub 32, hook shaped ends 22 freely is located on the upside 33 of fan hub 32, as shown in FIG. 5 as example.
Be used for making fan wheel to be fixed on the outstanding fixed component 18 of method on the clip according to of the present invention, making fan wheel in this clamping or be pressed on the clip from begin then distortion in the position shown in Fig. 5.The hook shaped ends 22 of fixed component 18 mainly diametrically, is promptly left the center hole 36 of wheel hub 32 or is out of shape towards this hole 36 for this reason, and is for example crooked.This hook shaped ends 22 that constitutes the connecting plate of compacting connecting plate 24 not only can be inwardly, promptly be out of shape on the direction at unshowned live axle on the direction of wheel hub 32 center holes 36 and therefore, and towards the excircle of fan hub 32, promptly in direction distortion towards fans 34.
With different assemble sequences fan wheel being fixed on the clip and therefore in the method according to the assembling design is fixed on the axle.Fan wheel 30 is compressed on also follows on the clip 10 this component placement on axle, for example be pressed on the axle.Also can at first clip 10 itself promptly be placed on the axle individually on the other hand, for example be pressed on the axle, fan wheel 30 is compressed on the clip 10 also be connected with the live axle function thus.
If make fan wheel 30 be inserted into or be placed on clip 10 by its fan hub 32 according to the method that is used for fan wheel 30 is fixed on the axle of the present invention, make thus axially and pass the slotted hole 38 of fan hub 32 from the outstanding fixed component 18 of clip, therefore fan wheel 30 is being axially fixed on the clip 10, mode is to make the hook shaped ends 22 of fixed component 18 outwardly-bent and respectively with respect to inclined-plane 40 compactings of fan hub 32.Fan wheel 30 is had be used to and make the accurately parts of location of clip locating face in order to improve assembling.The slotted hole 38 of the wheel hub 32 of fan wheel 30 is hidden or be positioned at this position, have fixed component 18 at this position clip 10.Making the hook shaped ends 22 of suppressing connecting plate 24 pass slotted hole 38 after fan wheel 30 leans on clip 10 stretches.Make fan wheel 30 pass through its fan hub 32 between the locating face 17 of hook shaped ends 22 of suppressing connecting plate 24 and clip 10 thus.For fan attachment wheel 30 makes hook shaped ends 22 be out of shape substantially diametrically in described mode in according to method of the present invention.Be formed with inclined-plane 40 on the fan hub 32 on these positions, move towards these positions the end 22 of connecting plate 24 when compacting.These inclined-planes 40 produce the additional wedging of clip 10 on fan wheel 30, and this improves the drive fit of fan wheel.Fixed component 18 form fit are leaned on the fan hub especially on the surface 33 of fan hub 32 with connecting.
Shown in according to the embodiment of apparatus of the present invention in the hook shaped ends 22 of fixed component 18 also have additional inclined-plane 26.These inclined-planes 26 be arranged on compacting connecting plate 24 that point on the seamed edge of hub surface 33 at assembling condition.Produce further wedging in this way, it is fixed on the clip 10 and therefore fan wheel 30 reliably and is fixed on the axle.On the clip 10 of the fan wheel 30 that will be assembled or the inclined-plane 26 on the wheel hub 32 or 40 can be selectively or also can be together, promptly on two parts, constitute according to device of the present invention.These inclined-planes are alternately being constituted on the clip 10 and on fan wheel 30.For obtain with respect to all six-freedom degrees of fan wheel 30 evenly and fixing reliably and advise, make clip 10 for example by three fixed components 18 or suppress connecting plate 24 accordingly and constitute, they especially can be evenly distributed on the circumference of clip.
In order to make fan wheel by being compressed on the clip 10 by simple crush inhury when the automatic assembling according to method of the present invention, and advantageously four compacting connecting plates 24 as being formed on the clip 10 shown in the embodiment shown.Make four per two the direct mirror image of connecting plate ground in the compacting connecting plate 24 opposed in an advantageous manner at this.The paired group of still mutual mirror image that constitutes thus of compacting connecting plate 24.In this structure, after being placed on fan wheel 30 on the clip 10, can 24 motions by instrument of all four compacting connecting plates of clip 10 be out of shape by two jaw compression tools.Not only can aim at the outside of fan wheel 32, promptly aim at the direction of fan blade 34 but also can be aligned inwards, the i.e. direction of aligned central holes 36 at this compacting connecting plate 24.Also can inwardly and outwards aim at selectively for compacting connecting plate 24.At this inclined-plane 40 is arranged on the pressing direction.
Can advantageously select known yoke configurations according to the device that is used to fan wheel is fixed on the axle of the present invention.According to method of the present invention in an advantageous manner in order to make fan wheel location and to be fixed on clip or axle is gone up and only needed a structure member.Can make by simple part processing integratedly in an advantageous manner according to clip 10 of the present invention, can utilize the existing processes technology thus.In the clip forming process, constitute at this deformable and outstanding intercept that is configured for the fixed component of fan wheel.
The method of passing through to be introduced in principle also can make other structure member be fixed on the axle.The bearing that for example also can make motor in addition, for example is used for the drive motor of fan wheel is fixed by this compacting connecting plate that constitutes on motor housing.
Be used to make fan wheel to be fixed on device on the axle embodiment shown in being not limited in the accompanying drawings according to of the present invention.
Especially be not limited to the quantity and the shape of the fixed component that on clip, constitutes according to device of the present invention.According to the requirement of fan wheel and the quantity and the shape of size Selection fixed component, fan wheel can be located and be fixed on the axle reliably.
Also be not limited at the material described in the specification according to device of the present invention.Therefore clip for example also can be made of plastics.Can only make wheel hub equally and make the fixed component of clip be made of metal and make other shape of clip in case of necessity by for example enclosing the parts formation of ingot metal with plastics.
Claims (15)
1. be used to make fan wheel (30) to be fixed on device on the axle, has clip (10), be placed on the axle to its antitorque commentaries on classics, be used to make rotatablely moving of axle to be delivered to fan wheel (30), wherein this clip (10) has a plurality of formations substantially in the axial direction, from the outstanding fixed component (18 of clip (10), 24), they pass the hub portion (32) of fan wheel (30) at least in part, it is characterized in that, the fixed component (18,24) of described clip (10) blocks hub portion (32) and fan wheel (30) is pressed on the clip (10) by the plastic deformation that makes progress in basic footpath is counter after passing hub portion.
2. device as claimed in claim 1 is characterized in that, the widening of plate shape (16) that described clip (10) has its diameter constructs fixed component (18,24) on described widening.
3. device as claimed in claim 2 is characterized in that, described fixed component (18,24) is widened the plate shape of clip (10) on the circumference of (16) and constituted.
4. device as claimed in claim 3 is characterized in that, described fixed component (18,24) has that constitute in the axial direction, outstanding intercept (20,22), and they are evenly distributed on the circumference of clip (10).
5. device as claimed in claim 4 is characterized in that, with the form formation intercept (20,22) that constitute in the axial direction, outstanding of compacting connecting plate (24).
6. as each described device in the above-mentioned claim, it is characterized in that described fixed component (18,24) is faced at it has the inclined-plane (26) that at least one is used to make clip (10) and fan wheel (30) wedging on following seamed edge of hub portion (32).
7. device as claimed in claim 1 is characterized in that, two fixed components (18,24) of described clip (10) mutual mirror image ground respectively are provided with.
8. device as claimed in claim 1 is characterized in that, described clip (10) is made of metal.
9. device as claimed in claim 1 is characterized in that, described clip (10) is drawn out by steel plate.
10. device as claimed in claim 1 is characterized in that, described clip (10) constitutes integratedly.
11. device as claimed in claim 1 is characterized in that, the hub portion (32) of described fan wheel (30) has at least three and is positioned at fracture (38) on the circle, that be used to hold clip (10).
12. device as claimed in claim 11 is characterized in that, the hub portion (32) of described fan wheel (30) locates to have the inclined-plane (40) at fracture (38).
13. be used to make fan wheel (30) to be fixed on method on the axle, wherein can be antitorque be placed in clip (10) on the axle by formation substantially in the axial direction with changeing, outstanding fixed component (18,24) intercept passes perforate (38) guiding in the hub portion (32) of fan wheel (30), make clip (10) pass hub portion (32) at least in part thus, it is characterized in that, the fixed component (18 of described clip (10), 24) distortion substantially diametrically after passing hub portion (32) makes thus that clip (10) is counter to be blocked the surface that deviates from clip (10) (33) of hub portion (32) and fan wheel (30) is clamped or is pressed on the clip (10).
14. method as claimed in claim 13 is characterized in that, at first makes fan wheel (30) and clip (10) suppress mutually and then be pressed on the axle as construction package.
15. method as claimed in claim 13 is characterized in that, at first clip (10) is placed in axle and goes up and fan wheel (30) is fixed on the clip (10).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200410046893 DE102004046893A1 (en) | 2004-09-28 | 2004-09-28 | Apparatus and method for securing an impeller on a shaft |
| DE102004046893.1 | 2004-09-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101031725A CN101031725A (en) | 2007-09-05 |
| CN100529421C true CN100529421C (en) | 2009-08-19 |
Family
ID=35427748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800328316A Expired - Fee Related CN100529421C (en) | 2004-09-28 | 2005-09-23 | Device and method for fixing an impeller to a shaft |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1797332A1 (en) |
| CN (1) | CN100529421C (en) |
| BR (1) | BRPI0516154A (en) |
| DE (1) | DE102004046893A1 (en) |
| WO (1) | WO2006034999A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011120286A1 (en) * | 2010-03-31 | 2011-10-06 | 中山大洋电机制造有限公司 | Locking device |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITTO20111159A1 (en) * | 2011-12-15 | 2013-06-16 | Gate Srl | ELECTRIC MOTOR FOR THE OPERATION OF A IMPELLER OF A FAN FOR A HEAT EXCHANGER OF A MOTOR VEHICLE. |
| CN103939386B (en) * | 2014-03-28 | 2016-08-17 | 浙江泰达微电机有限公司 | A kind of anticreep rotating shaft of micro machine fan blade torr |
| DE102015222005A1 (en) * | 2015-11-09 | 2017-05-11 | Mahle International Gmbh | Conveyor |
| CN107489408A (en) * | 2017-10-12 | 2017-12-19 | 张秀梅 | Pump declines glutinous agitator |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3537823A1 (en) * | 1985-10-24 | 1987-04-30 | Webasto Werk Baier Kg W | Shaft-hub connection |
| US4652169A (en) * | 1985-12-26 | 1987-03-24 | Matthews David G | Connecting structure for a hub and fan blade |
| DE3817079C2 (en) * | 1988-05-19 | 1995-10-26 | Keiper Recaro Gmbh Co | Positive connection between two sheet metal parts of a vehicle and process for their manufacture |
| DE9205097U1 (en) * | 1992-04-11 | 1993-08-05 | Robert Bosch Gmbh, 70469 Stuttgart | Fan with a fan wheel with a pot-shaped hub |
| US5593283A (en) * | 1994-08-08 | 1997-01-14 | Eaton Corporation | Fan and fan drive and assembly thereof |
| FR2743951B1 (en) * | 1996-01-19 | 1998-04-10 | Valeo Equip Electr Moteur | ALTERNATOR PROVIDED WITH AN IMPROVED INTERNAL FAN, ESPECIALLY FOR A MOTOR VEHICLE |
| DE10136729A1 (en) * | 2001-07-27 | 2003-02-13 | Behr Gmbh & Co | Ventilator with rotor positioned and fixed positively on driver element via contact faces formed by snap connections on rotor |
-
2004
- 2004-09-28 DE DE200410046893 patent/DE102004046893A1/en not_active Withdrawn
-
2005
- 2005-09-23 WO PCT/EP2005/054779 patent/WO2006034999A1/en active Application Filing
- 2005-09-23 CN CNB2005800328316A patent/CN100529421C/en not_active Expired - Fee Related
- 2005-09-23 EP EP05797159A patent/EP1797332A1/en not_active Withdrawn
- 2005-09-23 BR BRPI0516154-1A patent/BRPI0516154A/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011120286A1 (en) * | 2010-03-31 | 2011-10-06 | 中山大洋电机制造有限公司 | Locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101031725A (en) | 2007-09-05 |
| DE102004046893A1 (en) | 2006-03-30 |
| WO2006034999A1 (en) | 2006-04-06 |
| BRPI0516154A (en) | 2008-08-26 |
| EP1797332A1 (en) | 2007-06-20 |
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Granted publication date: 20090819 Termination date: 20130923 |